While trying to help a friend out of a difficulty, teenage detective Nancy Drew has a perilous experience in and around a deserted bungalow

Nancy stars in a television commercial which is being filmed at the Rainbow Ranch. She is drawn into an dangerous investigation of the theft of prize racehorses from the ranch's stables

Nancy Drew investigates when someone steals a basket of gourmet dog biscuits from a dog show

Nancy Drew believes her friend's guardians are trying to steal her inheritance. As she investigates, she has a perilous experience near a deserted bungalow. It's up to Nancy, George, and Bess to investigate! But as the trio dig deeper into the mystery, they learn about the mysterious patents dealer Felix Raybolt and his possible involvment with the whole scheme.

Nancy suspects that sabotage in a chain of West Coast shops selling imported art objects is connected with the theft of a valuable Eskimo sculpture.

Nancy's and her pals go undercover in Chicago's most exclusive department store